INGREDIENTS
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1/3 cup olive oil
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8 onions, sliced
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2 cloves garlic, minced
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2 tablespoon flour
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8 cup beef stock
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1/4 cup dry white wine
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1/2 teaspoon dried thyme
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1 bay leaf
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salt and pepper to taste
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1 loaf French bread
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2 cup grated Gruyere cheese